Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Pinpoint Tests
CAUTION: Before removing and installing the generic electronic
module (GEM) or its
connectors, disconnect the battery. Failure to follow this caution will
result in the GEM storing
many erroneous DTCs, and it may exhibit erratic operation after
in ...
Display mode
You can choose to turn your screen on or off and if you would like to
view the status bars on the top and bottom of the screen. Press DISP to
see the options.
Display Mode Voice Commands
The following voice commands are available in display mode.
If you are ...
Halfshaft
Special Tool(s)
Differential Plug
205-294 (T89P-4850-B)
Differential Seal Protector
205-461
Front Hub Remover
205-D070 (D93P-1175-B) or
Equivalent
Halfshaft Removal Tool
205-475
Steering Arm Remover
211-0 ...
